单词 | autunite |
释义 | autuniten. Mineralogy. A mineral containing uranium, typically found as yellow or greenish-yellow tabular crystals.Autunite is a hydrated calcium uranyl phosphate, Ca(UO2)2(PO4)2·10–12 H2O. Crystal system: orthorhombic. ΘΚΠ the world > the earth > minerals > types of mineral > phosphates > [noun] > uranium phosphates uranite1793 autunite1852 torbernite1852 phosphuranylite1879 parsonsite1923 renardite1929 saléeite1934 sabugalite1951 ningyoite1959 1852 H. J. Brooke & W. H. Miller Phillips's Elem. Introd. Mineral. (new ed.) 519 Autunite..found in crystals, massive, and investing other minerals, in granite at St. Symphorien near Autun. 1922 T. M. Lowry Inorg. Chem. xlv. 904 Autunite, or calcium uranyl phosphate,..is not so good a source [of uranium] as carnotite or pitchblende. 1957 Financial Times Ann. Rev. Brit. Industry 39/3 Others [sc. secondary ore minerals] from which smaller amounts of uranium have been produced, are..the phosphates autunite and torbernite. 2015 K. Lennon Awesome Rocks v. 74 Autunite contains the element uranium, which is naturally radioactive. This entry has been updated (OED Third Edition, September 2017; most recently modified version published online March 2022). < n.1852 |
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